CVE-2016-4991 : Input passed to the Pdf() function is shell escaped and passed to child_process.exec() during PDF rendering. However, th

Input passed to the Pdf() function is shell escaped and passed to child_process.exec() during PDF rendering. However, the shell escape does not properly encode all special characters, namely, semicolon and curly braces. This can be abused to achieve command execution. This problem affects nodepdf 1.3.0.

Published 2022-07-28 17:15:08

Updated 2022-08-04 11:49:48

Source Red Hat, Inc.

View at NVD, CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2016-4991

EPSS FAQ

0.24%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 61 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2016-4991

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
9.8	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2016-4991

CWE-77 Improper Neutralization of Special Elements used in a Command ('Command Injection')

The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended command when it is sent to a downstream component.

Assigned by:

nvd@nist.gov (Primary)
secalert@redhat.com (Secondary)

Products affected by CVE-2016-4991

Nodepdf Project » Nodepdf » Version: 1.3.0 For Node.js
cpe:2.3:a:nodepdf_project:nodepdf:1.3.0:*:*:*:*:node.js:*:*
Matching versions

Vulnerability Details : CVE-2016-4991

Exploit prediction scoring system (EPSS) score for CVE-2016-4991

CVSS scores for CVE-2016-4991

CWE ids for CVE-2016-4991

References for CVE-2016-4991

Products affected by CVE-2016-4991